kernel-script

#!/bin/bash

# Copyright (C) 2024 Steve Jeong <steve@how2flow.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>

DEFAULT="/usr/share/kernel-scripts"
PREFIX=${CHECKOUT:-${DEFAULT}}

options=$(getopt -o cfhil -l crosscompile,ftrace,help,install,losetup -- "$@")
eval set -- "${options}"

Usage() {
  echo "Usage: kernel-script [OPTIONS]"
  echo "Options:"
  echo "  -c, --crosscompile   Perform a cross-compilation of the kernel"
  echo "  -f, --ftrace         Run ftrace with kernel APIs"
  echo "                       need root permission"
  echo "  -l, --losetup        Losetup in loop devices"
  echo "                       need root permission"
  echo "  --help               Display this help message"
  exit 0
}

while true; do
  case "$1" in
    -c|--crosscompile)
      . "${PREFIX}"/do_crosscompile
      exit 0
      ;;
    -f|--ftrace)
      . "${PREFIX}"/do_ftrace
      exit 0
      ;;
    -h|--help)
      Usage
      ;;
    -l|--losetup)
      . "${PREFIX}"/do_losetup
      exit 0
      ;;
    --) shift
      break
      ;;
    *)
      echo "Not implemented: $1" >&2
      ;;
  esac
  shift
done

# vim: set ft=sh ts=2 sw=2 sts=2 et